REPAIR INSTRUCTIONS USING FIBER GLASS MATERIAL
Body Fillers (Figure 6)
Polyester body filler is used in most automotive repair shops
because it is easy to apply and shape to the contour of the
surrounding piece. Machining of the body filler surface can be
followed if necessary by an application of glazing putty to
eliminate porosity and provide a smooth surface for painting.
It is available from:
Acryl Green Spot Putty
Minnesota Mining & Mfg. Co.
St. Paul, Minnesota 55101
Ditzler Red Oxide Putty
PPG Industries, Inc., Ditzler Auto Finishes
Detroit, MI 48235
Figure 6. - Body Fillers
As a matter of economy and to maintain the curing properties
of the resin, store the resin in a sealed container within a cool,
dry enclosure. This precaution will reduce aging caused by
changing temperatures. Keep a record of each purchase of
resin. In this way, you can always use the oldest stock first.
NOTE - The shelf life of resin varies; therefore, they should be
tested before using and discarded if not up to specifications.
WARNING - FIBER GLASS REPAIRS ARE AS SAFE AS ANY
OTHER AUTOMOTIVE SHOP REPAIRS, PROVIDED YOU
TAKE THE PROPER PRECAUTIONS. THE FOLLOWING
ITEMS SHOULD BE PARTICULARLY NOTED:
BEFORE USING ANY MATERIALS, READ THE
RESIN FUMES IS IRRITATING TO SKIN AND EYES.
PROTECT YOUR EYES, FACE, AND BODY FROM
GRINDING AND SANDING OPERATIONS. WEAR
DO NOT RUB YOUR FACE OR EYES WHEN
WORKING WITH FIBER GLASS.
Prepare for all body repairs using fiber glass by following these
Check shop temperature and humidity and compare
with specifications on the label for the material being
used. A temperature of 21 °C (70°F) and 70%
humidity are considered ideal.
Gather required materials.
Clean and inspect damaged area.
Push on surrounding area and underneath damaged
area to determine extent of damage.
REPAIR PROCEDURES -
FIBER GLASS BODY COMPONENTS
Scratches and Gouges
In general, a scratch or gouge is minor damage that
penetrates the paint but only slightly into the laminate (Figure
Figure 7. - Scratches and Gouges
Perform the steps listed under Preparation Procedures, and
then proceed with the repair as follows:
Use a burr bit on a power drill to form a V-groove for
the length of the scratch or gouge (Figure 8). The
sides of the V should be tapered no more than 45
WARNING - WEAR GOGGLES AND RESPIRA-TOR
WHEN CUTTING, GRINDING OR SANDING.